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this model to bear on
。关于这个话题，夫子提供了深入分析
Wiping out a ‘fiscal engine’。WPS下载最新地址是该领域的重要参考
Фото: Toby Melville / Reuters，推荐阅读服务器推荐获取更多信息
High-speed imaging reveals that the squeak of soft–rigid frictional interfaces, like sneakers sliding on a basketball court, arises from intersonic opening slip pulses—analogous to earthquake ruptures—that thin ridges on the rubber confine to repeat at a musical frequency.